Alpha Shifter 308 is the BEST and easiest WFP scrubbing brush in the world. It covers 50% more than your standard 10" brush with 50% less pressure, designed for maximum filament contact with the glass. Best for: Commercial, Residential scrubbing, 1-8 levels

A brush that works like a scrubbing pad which is stable on glass with long goosenecks. It is designed with high quality polyester and nylon bristles (not cheaper polypropylene).

The ultimate water fed glass and solar cleaning brushes have arrived. Throw away all of your other brushes for glass and solar cleaning. The Alpha Shifter 308 and 427 brushes are all you need.

These are must have brushes for any serious window or solar panel cleaner!